249086835396 has 405 divisors, whose sum is σ = 808120986519. Its totient is φ = 66693860352.

The previous prime is 249086835367. The next prime is 249086835397. The reversal of 249086835396 is 693538680942.

The square root of 249086835396 is 499086.

It is a perfect power (a square), and thus also a powerful number.

249086835396 is a `hidden beast` number, since 2 + 4 + 90 + 8 + 6 + 8 + 3 + 539 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 125753796 + 248961081600 = 11214^2 + 498960^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (249086835397) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 1069042096 + ... + 1069042328.

Almost surely, 2^249086835396 is an apocalyptic number.

249086835396 is the 499086-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 249086835396

249086835396 is an abundant number, since it is smaller than the sum of its proper divisors (559034151123).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249086835396 is a wasteful number, since it uses less digits than its factorization.

249086835396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 63.

The spelling of 249086835396 in words is "two hundred forty-nine billion, eighty-six million, eight hundred thirty-five thousand, three hundred ninety-six".